package com.study.java.spring.reference.service;

import com.study.java.spring.reference.infrasturcture.Result;

import java.util.List;

/**
 * @author lfg
 * @version 1.0
 */
public interface HeadLineService {

    Result<Boolean> add();

    Result<Boolean> del();

    Result<Boolean> modify();

    Result<List<String>> query();

}
